18288783

素因数分解:

$3^2\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 27067040

約数和(自身を除く): 8778257

約数列:

[1, 3, 9, 103, 109, 181, 309, 327, 543, 927, 981, 1629, 11227, 18643, 19729, 33681, 55929, 59187, 101043, 167787, 177561, 2032087, 6096261, 18288783]

約数ペア:

[(1, 18288783), (3, 6096261), (9, 2032087), (103, 177561), (109, 167787), (181, 101043), (309, 59187), (327, 55929), (543, 33681), (927, 19729), (981, 18643), (1629, 11227)]